高中英语基础语法复习课件构词法PPT课件下载推荐.ppt
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高中英语基础语法复习课件构词法PPT课件下载推荐.ppt
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词构成。
1.合成名词合成名词名词名词+名词名词cowboynewspaper名词名词+inghandwritingsunbathinging+名词名词waiting-roomsleeping-pill形容词形容词+名词名词blackboardshorthand2.合成动词合成动词:
副词副词+动词动词overthrowuphold形容词形容词+动词动词blacklistwhitewash名词名词+动词动词sleepwalksunburn3.合成形容词合成形容词:
名词名词+形容词形容词snow-whitelifelong名词名词+过去分词过去分词man-madehandmade数词数词+名词名词one-waysecond-hand.一、合成二、转化:
(1)动词动词名词名词:
taste(v.)taste(n.)Ittastesgood.Ithasagoodtaste.
(2)名词名词动词动词:
hand(n.)hand(v.)Letsgohandinhand.Pleasehandinyourexercisebooksafterclass.(3)形容词形容词动词动词:
clean(adj.)clean(v.)Herroomiscleanandtidy.Shecleansherroomeveryday.由一种词性转化为另一种或几种词性由一种词性转化为另一种或几种词性.三、派生:
1.表示表示否定意义否定意义的前缀的前缀dis-dishonest,dislikein-,ig-,il,im,ir,incapable,inability,ignoble,illegal,impossible,immoral,irregularmis-misunderstandmisleadnon-nonsenseun-unable,unemploymentanti-,ant-antiknock(防震防震),antiforeigner,(排外的排外的)由一个词根加上由一个词根加上前缀前缀或或后缀后缀构成另外一个词。
构成另外一个词。
2.表示空间位置,方向关系的前缀表示空间位置,方向关系的前缀1)a-表示表示“在在之上之上”,“向向”aboard,aside,2)by-表示表示“附近,邻近,边侧附近,邻近,边侧”bypath,bypass(弯路弯路)3)inter-,intel-,表示表示“在在间,相互间,相互”international,interaction,internet4)mid-,表示表示“中,中间中,中间”midnight,mid-autumn5)out-,表示表示“在上面,在外部,在外在上面,在外部,在外”outline,outside,outward6)over-,表示表示“在上面,在外部,向上在上面,在外部,向上”overlook,overhead,overboard7)extra-,表示表示“额外额外”extraction(提取)(提取)8)fore-表示表示“在前面在前面”forehead,foreground9)in-,im-,表示表示“向内,在内,背于向内,在内,背于”inland,invade,inside,import2.表示空间位置,方向关系的前缀表示空间位置,方向关系的前缀10)under-,表示表示“在在.下面,下的下面,下的”11)underline,underground,underwater11)up-,表示表示“向上,向上面,在上向上,向上面,在上”upward,uphold,uphill(上坡上坡)1re-“又又,再再”repeat,review,return,reunite,remarry2.co“联合,伴同联合,伴同”cooperate,coexist,co-worker3.super“在在上;
加之上;
加之”superman,supermarket3.表示其他意义的前缀表示其他意义的前缀:
后后缀缀例例词词名名词词-ability-age-al-an-cy-er-or-ese-ee-eer-ery-essinability,availableleakage,shortagerenewal,withdrawalAmerican,Koreanprivacy,accuracyfarmer,thinker,painkilleractor,sailor,collectorChinese,Japanese,Portugueseemployee,trustee,intervieweeengineer,profiteermachinery,jewelleryactress,waitress,empress后后缀缀例例词词名名词词-ful-ian-ist-ism-ment-ness-ship-tion-urearmful,handful,mouthfulEgyptian,Russian,Asian,musicianartist,pianist,communist,scientistsocialism,realism,idealismgovernment,movement,developmentbusiness,illness,darknessfriendship,ownershipinvention,liberation,educationdeparture,failure,exposure后后缀缀例例词词形形容容词词-able-al-an-ern-est-ful-ish-ive-y-less-someadvisable,admirable,comfortablephysical,national,politicalAmerican,Italian,Australiansouthern,northern,easternfattest,latest,luckiesthelpful,useful,carefulBritish,English,foolish,childishactive,instructive,expensivecloudy,windy,dirty,sunnycareless,uselesstroublesome,tiresome后后缀缀例例词词动动词词-(e)n-fy-ize-atewiden,strengthen,lengthensimplify,beautifyapologize,organize,realizeactivate,motivate后后缀缀例例词词副副词词-ly-down-ward(s)really,badly,perfectly,trulyface-down,palm-down(手掌向下地手掌向下地)towards,forward,outward后后缀缀例例词词数数词词-teen-ty-thfourteen,fifteen,eighteenforty,fifty,eightyfourth,fifth,eighthPractice(I):
从右栏中找出适当的词与左栏搭配构成合成词从右栏中找出适当的词与左栏搭配构成合成词.booklookersnewfarfirsttroubletenbabyoveremptya.reachingb.casec.minuted.classe.bornf.ong.handedh.eati.sitj.freePractice(II):
rain(形容词形容词)_agree(反义反义)_nation(形容词形容词)_farm(人人)_recent(副词副词)_friend(形容词形容词)_hope(形容词形容词)_back(形容词形容词)_visit(名词名词)_home(形容词形容词)_eight(序数词序数词)_true(名词名词)_America(形容词形容词)_China(形容词形容词)_按括号内的要求改写下列单词按括号内的要求改写下列单词rainynationalrecentlyhopefulvisitoreighthAmericandisagreefarmerfriendlybackwardshomelesstruthChinesePractice(III):
Fillintheblankswithproperwords.Withthe
(1)_(develop)ofindustry,airpollutionisgettingmore
(2)_moreserious.InBeijing,manypeoplesufferdifferentkindsofillnessesbecause(3)_airpollution.Airpollutioniscaused(4)_thefollowingreasons:
abouthalfoftheproblemiscausedbyvehicles.Therearemoreandmorecars,busesontheroads,andtheygive(5)_poisonousgases.25%ofairpollutioniscausedbyfactories.Another(6)_(fact)isthesmokers.Smokingnotonlydoes(7)_totheirhealth(8)_alsotoothers.Besidesthese,about10%ofair(9)_iscausedbyotherreasons.Weshouldtakesomemeasurestofight(10)_pollution.Newfuelcanbeusedtoreplacegas.Wecanplantmoretrees.Ifeverybodyrealizestheimportanceofenvironmentanddoessomethingtostoptheproblemwillbesolved.developmentandofbyoutfactorharmbutpollutionagainstHomework:
高考新课标短语高考新课标短语P230LessonFour
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